What shipping documents can you provide?

Export documents: commercial invoice, packing list, origin certificate, ISO, CE report, DOC for customs.

How to solve shipping damage problems?

Products are packed for sea transport. We help with evidence, insurance claims, and offer repair or replacement services if needed.

What is your after-sales service?

We offer 24-hour online response and 48-hour solution feedback. Remote installation guidance, product repair, reordering, and customized modification services are available for long-term partnerships.

Heavy-Duty Carbon Steel Seamless Welding Products

Name: Heavy-Duty Carbon Steel Seamless Welding Products
Brand: Qingdao Xinyuanzhou Electric Power Equipment Co., Ltd
SKU: 2166407442

Shandong, ChinaQingdao Xinyuanzhou Electric Power Equipment Co., Ltd

US$10.00-30.00

1 Piece

Product specifications

Plate Thickness

Carbon Steel Grade

Surface Finish

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Standard

GB, EN, JIS Code, TEMA, ASME

Surface Treatment

Sand Blasted

Model NO.

GYHJ

Energy Source

Sand Blasted /Spray Paint/Powder Coated

Material

SPCC/SGCC/Secc/Shcc/Carbon Steel (Q235, Q355)

Type

Fusion Welding

Welding Process

Electric Arc Fusion Welding

Raw Material

Q235 / Q355 Carbon Steel

Production Standard

GB, En Standard

Custom Service

Drawing Customization Support

Tolerance Accuracy

±0.1mm Precision Machining

Available Thickness

2mm - 50mm Steel Plate

Load Capacity

Heavy Load Bearing Structure

Anti-Corrosion Performance

Weather Resistant Treatment

Application Field

Machinery, Engineering, Equipment Frame

Welding Quality

Full Penetration, No Crack

Energy Source for Welding

Electric Arc

Product Feature

High Strength, Stable Structure

Processing Type

Integrated Welding Fabrication

Certification

ISO9001 Factory Qualified

Technology

Laser Cutting Parts, Stamping Parts, Sheet Metal P

Transport Package

Wooden Case / Wooden Pallet with Plastic Wrapping

Specification

Custom size, Q235/Q355 carbon steel, thickness 2-5

Trademark

xinyuanzhou

Origin

China

HS Code

7308900000

Production Capacity

8000tyears

Key features

Full Customization Support: Custom sizes, shapes, and processes available based on customer drawings and samples.

Advanced Welding Technology: Utilizes MIG, TIG, laser, and submerged arc welding for full penetration and zero defects.

Comprehensive Anti-Corrosion: Options include shot blasting, galvanizing, powder coating, and black oxide for 15-30 year durability.

Strict Quality Control: Third-party inspections (SGS, BV) and non-destructive testing (UT, RT, MT, PT) are supported.

Fast Delivery Cycle: 3-7 days for standard products; 7-15 days for customized parts; rush orders accepted.

ISO Certified Factory: ISO9001, ISO14001, and ISO45001 certified with independent import/export rights.

24/7 Technical Support: Free design review, structural optimization, and 48-hour solution feedback for after-sales.

Company profile

Importers and ExportersPatents AwardedFull CustomizationFast Delivery

Qingdao Xinyuanzhou Electric Power Equipment Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.48hTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

AddressFactory Area on The West Side of North Guangzhou Road, Jiaozhou District, Qingdao, Shandong, China

International Commercial Terms(Incoterms)FOB, DAT, CPT

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity100 kg

Supply Chain Partners12

Our Production Capability & Technical Expertise

Main ProductsElectric Power Single-Pipe Transmission Tower, Electric Power Angle Steel Transmission Tower, Electric Power Combined Steel Pipe Transmission, Single-Pipe Signal Tower, Angle Steel Signal Tower, Three-Pipe Signal Tower, Steel Structure Workshop, Custom Processing and Welding of Metal Products, Custom Processing and Welding of Steel Products, Production and R&D of Steel Products

Production Lines1

Production MachinesLaser cutting machine, Cutting machine, Grinding machine, Fiber optic cutting machine, Bending machine, Drilling machine, Pressing machine

QA/QC inspectors1 people

Inspection Type for Finished Products100% inspection(Visual inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

R&D Engineers1 people

Traceability of Raw MaterialsYes